| Name | Company Number | Date Appointed | Rating |
|---|---|---|---|
| Cambridge 123 Ltd | 04041496 | 07/09/2004 | Dissolved |
| Cambridge Film Foundation | 03554568 | 20/05/1998 | Dissolved |
| INTACT DIGITAL, LIMITED | 09951325 | 14/01/2016 | Amber |
| INTERACTIVE DIGITAL TELEVISION LIMITED | 04218694 | 17/05/2001 | Dissolved |
| Perihelion Software Ltd | 02059944 | 31/05/1991 | Dissolved |
| Random (U K) Ltd | 02597601 | 03/04/1991 | Dissolved |
| Random (U K) Ltd | 02597601 | 03/04/1991 | Dissolved |
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| CAMBRIDGE WIRELESS LIMITED | 06529916 | 08/07/2008 | 14/05/2015 | Bronze |
| E* TRADE UK (HOLDINGS) LIMITED | 03565369 | 21/05/1998 | 18/12/1999 | Dissolved |
| ECOSCENTRIC LIMITED | 04422071 | 23/04/2002 | 23/05/2024 | Gold |
| ELECTRONIC SHARE INFORMATION | 02825296 | 25/11/1993 | 13/08/1998 | Dissolved |
| LMET CO.1 2012 LIMITED | 02973112 | 03/10/1994 | 01/12/2005 | Dissolved |
| MOVIESTORM LIMITED | 04804945 | 03/11/2005 | 05/10/2011 | One Red Flag |
| RASPBERRY PI FOUNDATION | 06758215 | 25/11/2008 | 01/11/2017 | Silver |
| RASPBERRY PI FOUNDATION | 06758215 | 25/11/2008 | 01/11/2017 | Silver |
| RASPBERRY PI LTD | 08207441 | 18/12/2012 | 14/10/2021 | Silver |
| SHORT FUZE LIMITED | 05775176 | 10/04/2006 | 21/10/2011 | Dissolved |
| VEEBEAM LIMITED | 04536694 | 21/02/2003 | 15/07/2004 | Dissolved |